<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
        <div id="app">
            <router-link to="/home">主页</router-link>
            <router-link to="/product/123">产品详情</router-link>
            <router-link to="/product/456">产品详情2</router-link>
            <router-view></router-view>
        </div>
    
</body>

    <script src="./node_modules/vue/dist/vue.js"></script>
    <script src="./node_modules/vue-router/dist/vue-router.js"></script>

    <script>
        let routes = [
            {
                path:"/home",
                component:()=>Promise.resolve({
                    template:`<h1>主页</h1>`
                })
            },{
                path:"/product/:productId",
                component:()=>import("./Product.js")
            }
        ]
        let router = new VueRouter({
            routes
        })
        let vm = new Vue({
            router,
            el:"#app"
        })

    </script>
</html>